XML 63 R39.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Deposits (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2018
Deposits [Abstract] |
Schedule of Deposits [Table Text Block] | As of December 31, 2018 and 2017, deposits consisted of the following (in thousands):
|  | 2018 |  | 2017
Demand deposits: |  |  |  |
Non-interest bearing |  | $ | 575,784 |  |  | $ | 480,283 |
Interest-bearing |  | 903,426 |  |  | 700,376 |
Savings |  | 432,319 |  |  | 359,065 |
Money market |  | 485,388 |  |  | 390,880 |
Time deposits |  | 591,769 |  |  | 344,035 |
Total deposits |  | $ | 2,988,686 |  |  | $ | 2,274,639 |
Components of deposit interest expense [Table Text Block] | Total interest expense on deposits for the years ended December 31, 2018, 2017 and 2016 was as follows (in thousands):
|  | 2018 |  | 2017 |  | 2016
Interest-bearing demand |  | $ | 1,158 |  |  | $ | 588 |  |  | $ | 274 |
Savings |  | 579 |  |  | 486 |  |  | 445 |
Money market |  | 2,135 |  |  | 1,224 |  |  | 719 |
Time deposits |  | 4,699 |  |  | 1,697 |  |  | 1,275 |
Total |  | $ | 8,571 |  |  | $ | 3,995 |  |  | $ | 2,713 |
Aggregate Time Deposits more than 100,000 and related interest expense [Table Text Block] | As of December 31, 2018, 2017 and 2016, the aggregate amount of time deposits in denominations of more than $250,000 was as follows (in thousands):
|  | 2018 |  | 2017 |  | 2016
Time deposit balances in denominations of more than $250,000 |  | $ | 87,517 |  |  | $ | 52,598 |  |  | $ | 55,768 |
Maturities of Time Deposits [Table Text Block] | The following table shows the amount of maturities for all time deposits as of December 31, 2018 (in thousands):
Less than 1 year | $ | 318,879 |
1 year to 2 years | 185,814 |
2 years to 3 years | 48,953 |
3 years to 4 years | 21,714 |
4 years to 5 years | 14,976 |
Over 5 years | 1,433 |
Total | $ | 591,769 |

X
- Definition Aggregate Time Deposits more than 100,000 and related interest expense [Table Text Block] + References No definition available. + Details
Name: | fmbh_AggregateTimeDepositsMoreThan100000AndRelatedInterestExpenseTableTextBlock
Namespace Prefix: | fmbh_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Components of deposit interest expense [Table Text Block] + References No definition available. + Details
Name: | fmbh_ComponentsOfDepositInterestExpenseTableTextBlock
Namespace Prefix: | fmbh_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule of Maturities of Time Deposits [Table Text Block] + References No definition available. + Details
Name: | fmbh_MaturitiesOfTimeDepositsTableTextBlock
Namespace Prefix: | fmbh_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition [Table Text Block] for Schedule of Deposits [Table] + References No definition available. + Details
Name: | fmbh_ScheduleOfDepositsTableTextBlock
Namespace Prefix: | fmbh_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_DepositsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration